Home / 3,444.68-5,163.40-1,687.26

Finding the Fourth Proportional to 3,444.68, 5,163.40 and 1,687.26

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Solution

The fourth proportional to 3,444.68, 5,163.40 and 1,687.26 is: 2,529.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,444.68 : 5,163.40 = 1,687.26 : x
  2. Step 2: Convert to fraction form
    3,444.68/5,163.40 = 1,687.26/x
  3. Step 3: Cross multiply
    3,444.68x = 5,163.40 × 1,687.26
  4. Step 4: Simplify right side
    3,444.68x = 8,711,998.28
  5. Step 5: Solve for x
    x = 8,711,998.28/3,444.68
  6. Step 6: Final answer
    x = 2,529.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.